306781415

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 386104320

約数和(自身を除く): 79322905

約数列:

[1, 5, 59, 71, 97, 151, 295, 355, 485, 755, 4189, 5723, 6887, 8909, 10721, 14647, 20945, 28615, 34435, 44545, 53605, 73235, 406333, 632539, 864173, 1039937, 2031665, 3162695, 4320865, 5199685, 61356283, 306781415]

約数ペア:

[(1, 306781415), (5, 61356283), (59, 5199685), (71, 4320865), (97, 3162695), (151, 2031665), (295, 1039937), (355, 864173), (485, 632539), (755, 406333), (4189, 73235), (5723, 53605), (6887, 44545), (8909, 34435), (10721, 28615), (14647, 20945)]